Janitorial cleaning services; Janitorial cleaning and maintenance services; Interior and exterior window cleaning services; Real estate property cleaning, repair and maintenance services; House cleaning services; Cleaning of residential houses; Cleaning of office buildings and commercial premises; Deep cleaning of commercial premises in the nature of cleaning and disinfecting interior surfaces for reducing the spread of viruses and microorganisms; Cleaning of commercial premises; Cleaning of buildings; Housekeeping services in the nature of cleaning of residential homes